Re: [Boost-build] Patch rule call-locally

From: Vladimir Prus (ghost_at_[hidden])
Date: 2008-05-12 13:53:24

On Thursday 08 May 2008 13:23:14 rick68 wrote:
> Hi all.
> 
> [BOOST_BUILD_PATH/kernel/modules.jam]:
> 
> 70:  Given a possibly qualified rule name and arguments, remove
> any
> 
> 71: # initial module qualification from the rule and invoke it in
> that
> 
> 72: # module.  If there is no module qualification, the rule is invoked
> in
> 
> 73: # the global
> module.
> 
> 74: rule call-locally ( qualified-rule-name args * : *
> )
> 
> 75:
> {
> 
> 76:     local module-rule = [ MATCH (.*)\\.(.*) : $(qualified-rule-name) ]
> ;
> 
> 77:     local rule-name = $(module-rule[2])
> ;
> 
> 78:     rule-name ?= $(qualified-rule-name)
> ;
> 
> 79:     return
> [
> 
> 80:       call-in
> $(module-rule[1])
> 
> 81:         : $(rule-name) $(args) : $(2) : $(3) : $(4) : $(5) : $(6) : $(7)
> : $(8) :
> $(9)
> 
> 82:     ]
> ;
> 
> 83: }
> 
> In line 81, argument $(9)  is unused.

I'm lost -- why is it unused? Nothing prevents calling the 'call-locally' rule with 9
arguments. Can you clarify?

- Volodya